package com.zwj.controller;

import com.netflix.hystrix.contrib.javanica.annotation.HystrixCommand;
import com.zwj.pojo.Dept;
import com.zwj.service.DeptService;
import com.zwj.service.DeptServiceImpl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.List;

/**
 * Created by IntelliJ IDEA.
 *
 * @Author : 朱文杰
 * @create 2022/8/18 22:45
 */
@RestController
public class DeptController {

    @Autowired
    private DeptService deptService;

    @GetMapping("/dept/get/{id}")
    @HystrixCommand(fallbackMethod = "hystrixGet")
    public Dept get(@PathVariable("id") Long id){
        Dept dept = deptService.queryById(id);

        if (dept == null){
            throw new RuntimeException("id=>"+id+"，不存在该用户或信息无法被找到");
        }

        return dept;
    }

    //备选方案
    public Dept hystrixGet(@PathVariable("id") Long id){
        return new Dept()
                .setDeptno(id)
                .setDname("id=>"+id+"，不存在该用户或信息无法被找到 null @Hystrix")
                .setDb_source("no this database in mysql");
    }

}
